I must be missing something. I’m trying to get enough clues to...
Spoiler (click to reveal)
So I have 3 clues from the security and admission office as I used the other 2 to get in. I’m playing solo and I don’t get how I’m going to be able to get the restricted hall in play if it’s at the bottom half of the deck. I’m playing solo and can’t figure out what I’m doing wrong.
You should be returning to Museum Halls and spending clues there to put unrevealed Exhibit Halls into play. As an action there, spending one clue puts one Hall into play. You'll find more clues in each (well, most)of those.